Mailbox indicator flag



FIG. 1 is a top, rear perspective view of a mailbox indicator flag showing my new design;

FIG. 2 a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a front elevation view thereof; and,

FIG. 7 is a rear elevation view thereof.

The broken lines shown in the drawings represent portions of the mailbox indicator flag that form no part of the claimed design. 

CLAIM The ornamental design for a mailbox indicator flag, as shown and described. 